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edwin hubble measured the redshifts and distances of many galaxies and found that the redshifts of a galaxy depends on its
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Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?
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Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?
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Lightning is an example of what phenomenon? a release of a large amount of energyan absorption of a large amount of energya natural electric circuita natural electric current
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If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.
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edwin hubble measured the redshifts and distances of many galaxies and found that the redshifts of a...
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